It's an "explanatory supplement" to the Consensus policy. The problem with Wikipedia's policies and guidelines is that arguably there are so many of them that you can almost always find one that says what you want it to say. :)
And if not, WP:IAR will do the trick. That, too, is policy:
https://en.wikipedia.org/wiki/Wikipedia:BOLD,_revert,_discus...
It's an "explanatory supplement" to the Consensus policy. The problem with Wikipedia's policies and guidelines is that arguably there are so many of them that you can almost always find one that says what you want it to say. :)
And if not, WP:IAR will do the trick. That, too, is policy:
https://en.wikipedia.org/wiki/Wikipedia:Ignore_all_rules